Egglestone Abbey is a ruined Premonstratensian abbey on the southern bank of the River Tees, in northern England, 1+1⁄2 miles south-east of Barnard Castle. The abbey was historically within the North Riding of Yorkshire, but since 1974 has been in County Durham.
The site buildings are protected as a Scheduled Ancient Monument and they are maintained by English Heritage, and admission is free.
Wikipedia https://en.wikipedia.org/wiki/Egglestone_Abbey
Official Website https://www.english-heritage.org.uk/visit/places/egglestone-abbey/
Address (Unnamed Road), DL12 9, United Kingdom
Coordinates 54°31'52.376" N -1°54'18.603" E